about the actions of my co-workers so he can figure out who really is a good employee or who should be the first to go." That should TOTALLY change the conversation around you from now on.
Or, you can also try the old stand-by...whenever they say anything to you, you can say "You know, I was thinking about you the other day and wanted to know if you would like to participate in a short discussion about my church? I also have a book for you to read."
Stops em dead in their tracks most of the time and if it doesn't...then you're doing your duty as a priesthood holder.